Question:

The incorrect statement(s) among (a) – (d) regarding acid rain is (are) :

(a) It can corrode water pipes.
(b) It can damage structures made up of stone.
(c) It cannot cause respiratory ailments in animals.
(d) It is not harmful for trees

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Acid rain (H2SO4, HNO3) is corrosive and harmful to living things; decide which statements deny that.
Updated On: Nov 5, 2026
  • (c) and (d)
  • (a), (b) and (d)
  • (c) only
  • (a), (c) and (d)
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The Correct Option is A

Solution and Explanation

Acid rain contains \(\mathrm{H_2SO_4}\) and \(\mathrm{HNO_3}\) formed from \(\mathrm{SO_2}\) and \(\mathrm{NO_x}\).
(a) True: it corrodes metal (water) pipes.
(b) True: it attacks stone and marble (\(\mathrm{CaCO_3}\)), e.g. the Taj Mahal.
(c) False: acidic pollutants cause respiratory problems in animals.
(d) False: acid rain damages trees and forests (leaf damage, soil nutrient loss).
The incorrect statements are (c) and (d).
Answer: (1) (c) and (d)
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